JP5043601B2 - Eaves unit and eaves unit - Google Patents

Description

  The present invention relates to an eaves unit provided in a building such as a house, and an eaves unit that is connected by a connecting member to form the eaves.

Conventionally, eaves eaves described in Patent Document 1 have been proposed as eaves eaves that collect rainwater that has fallen on the roof of a building without dropping it on the ground.
The eaves bowl described in Patent Document 1 is configured by connecting adjacent eaves bowl units 1 with a connecting member 2 as shown in FIGS. 9 to 11. FIG. 9 is a perspective view showing a conventional eaves bowl and eaves eaves unit, and FIG. 10 is a perspective view showing a conventional eaves eaves. FIG. 11 is a cross-sectional view taken along line XI-XI in FIG.

  The eaves unit 1 includes an eaves unit side rear surface portion 100 disposed on the outer wall surface side of the building, an eaves unit side bottom surface portion 104 continuous with the lower end side of the eaves unit side rear surface portion 100, and the eaves unit side. An eaves-unit-side front surface part 106 that is continuous with the bottom surface part 104 and is further away from the outer wall surface of the building than the eaves-wall-side rear surface part 100 is provided. Therefore, a gap is formed between the eaves unit side rear surface portion 100 and the eaves unit side front surface portion 106.

In the upper part of the eaves unit side front surface portion 106, an inclined portion 42 that is inclined toward the eaves unit side rear surface portion 100 is formed. On the surface of the inclined portion 42, a plurality of hair lines 44 that are formed from ridges having a height of about 1 mm and are continuous along the longitudinal direction of the eaves ridge unit 1 are arranged in parallel.
A recess 26 is formed in the lower part of the front side 106 of the eaves unit side and opens in the front upper direction and extends along the longitudinal direction of the eaves unit 1.

The connecting member 2 includes an outer member 2A and an inner member 2B. The outer member 2A is fitted from the outer side of the eaves unit 1 and the eaves unit 1 is sandwiched between the outer member 2A and the inner member 2B. As a result, adjacent eaves units 1 are connected to each other. When adjacent eaves units 1 are connected to each other by the connecting member 2, a gap for collecting water is formed between the recess 26 and the inner surface of the outer member 2A.
The eaves 4 having such a configuration can increase the ratio of rainwater collected in the recess 26 by reducing the speed of rainwater that has fallen on the roof over the hairline 44. It becomes possible. For this reason, it becomes possible to reduce the ratio of rainwater that falls over the recess 26 and falls directly onto the ground surface without being collected in the recess 26.
Japanese Patent No. 3265949 (FIG. 1)

However, in the eaves bowl described in Patent Document 1, a gap is formed between the eaves ridge unit side rear surface part and the eaves ridge unit side front face part, A space having a wide opening area, which is close to the area of the bottom surface on the heel unit side, is formed.
For this reason, in order to ensure the rigidity of the eaves unit and the connecting member, it is necessary to form the eaves unit and the connecting member using a highly rigid material such as a metal material. There may be a problem that the manufacturing cost increases.

In addition, foreign matter such as fallen leaves may enter the interior of the eaves from the gap formed between the rear surface of the eaves unit and the front surface of the eaves unit. There is a risk that the smooth movement of rainwater is hindered.
The present invention has been made paying attention to the above-described problems, and can reduce the manufacturing cost of the eaves unit and the connecting member, and can smoothly move rainwater inside the eaves. The issue is to provide eaves units and eaves units.

In order to solve the above-mentioned problem, the invention described in claim 1 of the present invention is an eaves unit that forms an eaves arranged at an eaves end of a building,
On the eave ridge unit side rear surface portion arranged on the outer wall surface side of the building, on the eave ridge unit side upper surface portion continuous with the upper end side of the eave ridge unit side rear surface portion, and on the lower end side of the eave ridge unit side rear surface portion. A continuous eave ridge unit side bottom surface, the eave ridge unit side top surface portion, and the eave ridge unit side bottom surface portion, and disposed between the eave ridge unit side top surface portion and the eave ridge unit side bottom surface portion. An eaves unit side front portion,
The eaves ridge unit side rear surface portion, the eave ridge unit side upper surface portion, the eave ridge unit side bottom surface portion and the eave ridge unit side front surface portion are integrally formed to form a hollow closed cross section,
The front part of the eaves unit side includes an inflow part into which a liquid flowing along the upper part of the eaves unit side flows, a rear surface part of the eaves unit side, the upper part of the eaves unit side, and the eaves unit And an introduction portion for introducing the liquid flowing into the inflow portion into an eaves unit side closed space formed by a side bottom surface portion and the eaves unit side front surface portion.

According to the present invention, the eaves unit side rear surface, the eaves unit side upper surface, the eaves unit side bottom surface, and the eaves unit side front surface are integrally formed to form a hollow closed section. ing.
For this reason, it becomes easy to ensure the rigidity of the eaves unit, and the manufacturing cost of the eaves unit can be reduced.
Further, according to the present invention, the eaves unit side front surface includes an inflow portion into which liquid flowing along the eaves unit side upper surface portion, an eaves unit side rear surface portion, an eaves unit side upper surface portion, an eaves And an eaves unit side closed space formed by the eaves unit side bottom surface part and the eaves unit side front surface part.
For this reason, it becomes possible to introduce the liquid flowing along the upper surface of the eaves unit side into the eaves unit, and the liquid flowing along the upper surface of the eaves unit side Jumping out to the outside can be suppressed.

Next, the invention described in claim 2 is the invention described in claim 1, wherein at least a part of the inflow portion protrudes toward the rear surface side of the eave ridge unit side and the width of the outer wall surface. A recess extending along a direction, an upper protrusion that continues the upper surface of the eaves unit side and the upper end of the recess, and a lower protrusion that continues the lower end of the recess and the bottom surface of the eaves unit And comprising
The introduction part is formed of one or more eaves unit side openings that penetrate the recess and communicate with the eaves unit side closed space;
The upper protrusion is formed so as to smoothly continue the upper surface side of the eaves unit side and the upper end side of the recess,
The lower protruding portion protrudes in a direction away from the outer wall surface than the upper protruding portion.

According to the present invention, at least a part of the inflow portion into which the liquid flowing along the upper surface of the eaves unit side flows in protrudes toward the rear surface side of the eaves unit side, and along the width direction of the outer wall surface. An extending recess, an upper protrusion that is continuous with the upper surface of the eaves unit and the upper end of the recess, and a lower protrusion that is continuous with the lower end of the recess and the bottom of the eaves unit are provided. .
The upper protrusion is formed so as to smoothly connect the upper surface of the eaves unit side and the upper end of the recess, and the lower protrusion protrudes in a direction away from the outer wall surface than the upper protrusion. Yes.

In addition, one or more eaves unit side openings through which the introduction part that introduces the liquid that has flowed into the inflow part into the eaves unit side closed space communicates with the eaves unit side closed space through the recess. Forming.
For this reason, it is possible to suppress the liquid flowing along the eaves unit side upper surface portion from jumping out of the recessed portion over the lower protruding portion.
In addition, the liquid that has flowed into the inflow portion is introduced into the eaves unit side closed space through the eaves unit side opening that penetrates the recess, and foreign matter such as fallen leaves into the eaves unit side closed space. It becomes possible to suppress the intrusion of.

Next, the invention described in claim 3 is the invention described in claim 2, wherein the lower end side of the concave portion is inclined so as to go upward as the distance from the lower protrusion portion increases. It is what.
According to the present invention, since the lower end side of the concave portion is inclined so as to go upward as the distance from the lower protruding portion increases, the height difference between the lower end side of the concave portion and the lower protruding portion can be increased.
For this reason, it is possible to suppress the liquid that has flowed into the recess from jumping out of the recess over the lower protrusion.

Next, the invention described in claim 4 is an eaves formed by connecting adjacent eaves units described in any one of claims 1 to 3 with a connecting member,
The connecting member is formed in a shape that follows the outer contour of the eaves ridge unit, and communicates with the eaves-unit-side closed spaces of the adjacent eave ridge units, and is integrated with the main body unit. An engagement portion that is molded and engages with an end portion of the eaves ridge unit,
The engaging portion opposes the connecting member side rear surface portion facing the eave ridge unit side rear surface portion, the connecting member side upper surface portion facing the eave ridge unit side upper surface portion, and the eave ridge unit side bottom surface portion. A connecting member-side bottom surface portion, and a connecting member-side front surface portion facing the eaves-unit-side front surface portion,
The connecting member side rear surface portion, the connecting member side upper surface portion, the connecting member side bottom surface portion, and the connecting member side front surface portion are integrally formed to form a hollow closed cross section.

According to the present invention, the main body part that connects the adjacent eave ridge units and the eave ridge unit side closed space each having the connecting member that connects the adjacent eave ridge units to form the eave ridge, and is integrally formed with the main body section And an engaging portion that engages with an end portion of the eaves unit.
Further, the connecting member-side rear surface portion, the connecting member-side upper surface portion, the connecting member-side bottom surface portion, and the connecting member-side front surface portion that are provided in the engaging portion are integrally formed to form a hollow closed cross section.
For this reason, it becomes easy to ensure the rigidity of a connection member, and it becomes possible to reduce the manufacturing cost of a connection member.

Next, the invention described in claim 5 is the invention described in claim 4, wherein the connecting member includes the connecting member side rear surface portion, the connecting member side upper surface portion, the connecting member side bottom surface portion, and the It has one or two or more connection member side opening parts which connect the connection member side closed space formed of the connection member side front surface part, and the said inflow part, It is characterized by the above-mentioned.
According to the present invention, the connecting member communicates the connecting member side closed space formed by the connecting member side rear surface portion, the connecting member side upper surface portion, the connecting member side bottom surface portion, and the connecting member side front surface portion with the inflow portion. Or it has two or more connection member side openings.
Therefore, even if the liquid that has flowed into the inflow portion moves to the end of the eaves unit without passing through the eaves unit side opening, the liquid that has moved to the end of the eaves unit closes the connection member side opening. It becomes possible to flow into the connecting member side closed space through the portion.

  According to the present invention, it is possible to reduce the manufacturing cost of the eaves bowl unit and the connecting member, and thus it is possible to reduce the manufacturing cost of the eaves bowl. In addition, the liquid can smoothly move inside the eaves.

Embodiments of the present invention will be described below with reference to the drawings.
First, the configuration of the present embodiment will be described with reference to FIGS.
FIG. 1 is a view showing a state in which an eaves ridge 4 formed by connecting the eaves ridge unit 1 of the present embodiment with a connecting member 2 is arranged at the eaves end of a building 6, and FIG. FIG. 3 is a view taken along line III in FIG. 2, FIG. 4 is an enlarged view of a range surrounded by a circle IV in FIG. 1, and FIG. 5 is a perspective view showing a state in which the eaves basket 4 is disassembled. It is.

In the present embodiment, a case where the building 6 is a house having a roof 8 inclined with respect to the ground surface S will be described as an example. In the present embodiment, an eaves ridge 4 formed by connecting three adjacent eave ridge units 1 with two linking members 2 will be described. Moreover, in the following description, the three eaves units 1 are described as an eaves unit 1a, an eaves unit 1b, and an eaves unit 1c from the left side in FIG. Are described as a connecting member 2a and a connecting member 2b from the left side in FIG.
The end of the eaves unit 1a opposite to the side connected to the eaves unit 1b is closed by a closing member 10a. Similarly, the end of the eaves unit 1c opposite to the side connected to the eaves unit 1b is closed by a closing member 10b. The configuration of the closing member 10 will be described later.

Hereinafter, the configuration of the eaves unit 1 will be described.
The eaves unit 1 is formed using, for example, a resin material having a thickness of 1.2 mm to 1.4 mm. The eaves unit side rear surface portion 100, the eaves unit side upper surface portion 102, and the eaves unit side A bottom surface portion 104 and an eaves unit side front surface portion 106 are provided. Moreover, the eaves unit 1 is formed in the length of about 2m-5m, for example. In the present embodiment, a case where the resin material used for forming the eaves bowl unit 1 is a hard vinyl chloride resin will be described as an example.

The eaves unit side rear surface portion 100 is disposed on the outer wall surface 12 side of the building 6, faces the outer wall surface 12, and has two attachment portions 14 a and 14 b attached to the outer wall surface 12. Each of the attachment portions 14a and 14b is opposed to a fire-proof steel plate constituting the outer wall surface 12, and has an attachment hole 18 through which an attachment member 16 such as a screw is inserted.
The eaves unit side upper surface portion 102 is continuous with the upper end side of the eaves unit side rear surface portion 100, and extends in parallel with the roof 8 of the building 6.
The eaves unit side bottom surface portion 104 is continuous with the lower end side of the eaves cage unit side rear surface portion 100, and a drain elbow 20 extending in the vertical direction is attached to a part thereof. The upper end of the drain elbow 20 communicates with the eaves unit side bottom surface portion 104, and the lower end of the drain elbow 20 opens near the ground surface S.

  In addition, the eaves unit 1 in which the drain elbow 20 is attached to the eaves unit side bottom surface portion 104 is the eaves unit 1 constituting the end of the eaves unit 4, and in the example of the eaves unit 4 shown in FIG. The eaves unit 1a. Here, in the present embodiment, the eaves unit side bottom surface portion 104 of the eaves unit 1b is higher than the eaves unit side bottom surface portion 104 of the eaves unit 1a, and the eaves unit side bottom surface portion 104 of the eaves unit 1c. The eaves units 1a to 1c are respectively inclined so as to be higher than the eaves unit side bottom surface portion 104 of the eaves unit 1b.

Also, the position where the drain elbow 20 is attached to the eaves unit side bottom surface 104 of the eaves unit 1a is the lowest part of the eaves unit side bottom surface 104 of the eaves unit 1a, that is, the eaves unit 1a. The vicinity of the end opposite to the side connected to the bag unit 1b is used.
The eaves unit-side front surface portion 106 is continuous with the eaves-unit-side upper surface portion 102 and the eave-house-unit-side bottom surface portion 104 and is disposed between the eave-house-unit-side upper surface portion 102 and the eave-house-unit-side bottom surface portion 104. ing.

As described above, the eaves unit side rear surface portion 100, the eaves unit side upper surface portion 102, the eaves unit side bottom surface portion 104, and the eaves unit side front surface portion 106 are integrally molded to form a hollow closed cross section.
In addition, the eaves unit-side front surface portion 106 includes an inflow portion 22 and an introduction portion 24.
The inflow portion 22 includes a concave portion 26, an upper protruding portion 28, and a lower protruding portion 30.
The concave portion 26 extends along the width direction of the outer wall surface 12, and the lower end side thereof is inclined so as to go upward as the distance from the lower protruding portion 30 increases.
The upper projecting portion 28 is continuous with the upper side of the eaves unit side upper surface portion 102 and the concave portion 26, and is formed so that the eaves unit side upper surface portion 102 and the upper end side of the concave portion 26 are smoothly continuous. .

The lower protruding portion 30 is continuous with the lower end side of the recess 26 and the eaves unit side bottom surface portion 104, and protrudes in a direction away from the outer wall surface with respect to the upper protruding portion 28.
The minimum gap formed between the upper protruding portion 28 and the lower protruding portion 30 is, for example, about 10 mm, and the liquid flowing along the eaves-unit-side upper surface portion 102 or the upper protruding portion 28. And the liquid which flows along the recessed part 26 side of the lower side protrusion part 30 can flow in, and it is a clearance gap into which foreign materials, such as a fallen leaf, do not penetrate | invade easily.

As described above, the inflow portion 22 has a configuration in which the liquid flowing along the eaves unit side upper surface portion 102 and the liquid flowing along the concave portion 26 side of the upper protrusion portion 28 and the lower protrusion portion 30 flow in. It has become. In FIG. 2, the flow of the liquid flowing along the eaves unit side upper surface portion 102 and the flow of the liquid flowing along the concave portion 26 side of the upper protruding portion 28 and the lower protruding portion 30 are indicated by broken lines. It is indicated by an arrow.
The introduction part 24 has a plurality of eaves unit side openings 32.
The eaves unit side opening 32 is an opening that penetrates the concave portion 26, and is the eaves unit side rear surface portion 100, the eaves unit side upper surface portion 102, the eaves unit side bottom surface portion 104, and the eaves unit side front surface portion 106. It communicates with the eaves unit side closed space 108 formed by.
As described above, the introduction part 24 is configured to introduce the liquid that has flowed into the inflow part 22 into the eaves unit side closed space 108.

Next, the configuration of the connecting member 2 will be described.
The connecting member 2 is formed by using a resin material, like the eaves unit 1, and includes a main body portion 34 and an engaging portion 36. In the present embodiment, the case where the resin material used for forming the connecting member 2 is a hard vinyl chloride resin as in the eaves unit 1 will be described as an example.
The main body part 34 is formed in a shape that follows the outer contour of the eaves unit 1, and includes a main body side rear surface part 34a, a main body part side upper surface part 34b, a main body part side bottom surface part 34c, and a main body part side front surface. Part 34d.

The main body side rear surface portion 34a is formed in a shape that follows the eaves ridge unit side rear surface portion 100, and is disposed on the outer side of the eaves ridge unit 1 with respect to the eave ridge unit side rear surface portion 100. It is in contact with the surface portion 100.
The main body portion side upper surface portion 34b is formed in a shape that follows the eaves ridge unit side upper surface portion 102, and is disposed on the outer side of the eaves ridge unit side upper surface portion 102 with respect to the eave ridge unit side upper surface portion 102. It is in contact with the part 102.
The main body portion side bottom surface portion 34c is formed in a shape that follows the eaves ridge unit side bottom surface portion 104, and is disposed outside the eave ridge unit side bottom surface portion 104 with respect to the eave ridge unit side bottom surface portion 104. It is in contact with the portion 104.

The main body side front part 34d is formed in a shape that follows the eaves unit side front part 106, and is disposed on the outer side of the eaves unit 1 with respect to the eaves unit side front part 106. It is in contact with the portion 106.
The main body portion side rear surface portion 34a, the main body portion side upper surface portion 34b, the main body portion side bottom surface portion 34c, and the main body portion side front surface portion 34d are integrally formed to form a hollow closed cross section.
As described above, the main body 34 is configured to communicate the eaves-unit-side closed spaces 108 included in the adjacent eaves-units 1.
In addition, as described above, the main body unit 34 connects the eaves unit side rear surface part 100, the eaves unit side upper surface part 102, the eaves unit side bottom surface part 104, and the eaves unit side front part 106 from the outside of the eaves unit 1. Covering.

The engaging portion 36 is integrally formed with the main body portion 34, and includes a connecting member side rear surface portion 36a, a connecting member side upper surface portion 36b, a connecting member side bottom surface portion 36c, and a connecting member side front surface portion 36d. Yes.
The connecting member side rear surface portion 36a is opposed to the eave ridge unit side rear surface portion 100, is disposed inside the eave ridge unit 1 and is in contact with the eave ridge unit side rear surface portion 100.
The connecting member-side upper surface portion 36b faces the eaves-cabinet unit-side upper surface portion 102, is disposed inside the eaves-ridge unit 1, and is in contact with the eaves-ridge-unit-side upper surface portion 102.
The connecting member-side bottom surface portion 36 c faces the eaves-ridge-unit-side bottom surface portion 104, is disposed inside the eaves-ridge unit 1, and is in contact with the eaves-ridge-unit-side bottom surface portion 104.

The connecting member side front surface portion 36d faces the eaves ridge unit side front surface portion 106, is disposed inside the eaves ridge unit 1 and is in contact with the eave ridge unit side front surface portion 106.
The connecting member side rear surface portion 36a, the connecting member side upper surface portion 36b, the connecting member side bottom surface portion 36c, and the connecting member side front surface portion 36d are integrally formed to form a hollow closed cross section.
As described above, the engaging portion 36 is disposed inside the eaves unit 1 and is configured to engage with the end portion of the eaves unit 1.

Further, the connecting member 2 has two connecting member side openings 38.
The two connecting member-side openings 38 are formed by cutting out portions corresponding to the recesses 26 provided in the adjacent eave ridge unit 1 in the connecting member-side front surface portion 36d, and the connecting member-side rear surface portion 36a, The connecting member side closed space 110 formed by the connecting member side upper surface portion 36b, the connecting member side bottom surface portion 36c, and the connecting member side front surface portion 36d communicates with the recess 26.
That is, the connecting member side opening 38 communicates the connecting member side closed space 110 with the inflow portion 22.

FIG. 6 is a perspective view showing the closing member 10. In the following description, only the closing member 10a is described, but the configuration of the closing member 10b is the same as that of the closing member 10a.
As shown in FIG. 6, the closing member 10 is formed in a shape following the outer contour of the eaves unit 1, and includes a closing member side rear surface portion 112, a closing member side upper surface portion 114, and a closing member side bottom surface. Part 116, closing member side front face part 118, and closing part 40.

Further, the closing member 10 is formed using a resin material as in the eaves unit 1. In the present embodiment, the case where the resin material used for forming the closing member 10 is a hard vinyl chloride resin as in the eaves unit 1 will be described as an example.
The closing member side rear surface portion 112 is formed in a shape that follows the eaves ridge unit side rear surface portion 100, and is disposed on the outer side of the eave ridge unit 1 with respect to the eave ridge unit side rear surface portion 100. It is in contact with the surface portion 100.
The closing member side upper surface portion 114 is formed in a shape that follows the eaves ridge unit side upper surface portion 102 and is disposed on the outer side of the eaves ridge unit side upper surface portion 102 with respect to the eave ridge unit side upper surface portion 102. It is in contact with the part 102.

The closing member side bottom surface portion 116 is formed in a shape that follows the eaves ridge unit side bottom surface portion 104, and is disposed on the outer side of the eave ridge unit side bottom surface 104 relative to the eave ridge unit side bottom surface portion 104. It is in contact with the portion 104.
The closing member side front surface portion 118 is formed in a shape that follows the front surface portion 106 of the eaves unit side, and is disposed on the outer side of the eaves unit unit 1 relative to the front surface portion 106 of the eaves unit side. It is in contact with the portion 106.
The closing member side rear surface portion 112, the closing member side upper surface portion 114, the closing member side bottom surface portion 116, and the closing member side front surface portion 118 are integrally formed to form a hollow closed cross section.
The closing portion 40 is integrally formed with the closing member side rear surface portion 112, the closing member side upper surface portion 114, the closing member side bottom surface portion 116, and the closing member side front surface portion 118. It is closed from the end opposite to the side connected to the heel unit 1.

Next, with reference to FIGS. 1 to 6, the operation and effect of the eaves rod 4 having the above-described configuration will be described. In the following description, the liquid flowing through the roof 8 and the eaves basket 4 is rainwater, but the present invention is not limited to this. For example, tap water used for cleaning the roof 8 may be used.
When rain occurs at the location of the building 6 where the eaves basket 4 is arranged at the edge of the eaves, rainwater flowing through the roof 8 flows to the upper surface 102 of the eaves unit side. Then, the rainwater flowing along the eaves unit side upper surface portion 102 flows along the upper protruding portion 28 and flows into the recess 26.
In addition, when rain occurs at the location of the building 6 where the eaves 4 are arranged at the eaves edge, rainwater flowing along the recess 26 side of the lower protrusion 30 flows into the recess 26.

At this time, the upper protruding portion 28 is formed so as to be smoothly continuous between the eaves unit side upper surface portion 102 and the upper end side of the recess 26, and therefore flows along the eaves unit side upper surface portion 102, Rainwater flowing along the portion 28 smoothly flows into the recess 26.
Further, the lower protrusion 30 protrudes in a direction away from the outer wall surface than the upper protrusion 28. Furthermore, the lower end side of the concave portion 26 is inclined so as to go upward as the distance from the lower protruding portion 30 increases.
Therefore, rainwater that flows along the upper protrusion 28 and flows into the recess 26, and rainwater that flows along the recess 26 side of the lower protrusion 30 and flows into the recess 26 gets over the lower protrusion 30. Jumping out of the recess 26 is suppressed.

The rainwater flowing into the recess 26 passes through the eaves unit side opening 32 and is introduced into the eaves unit side closed space 108.
Here, in the eaves unit 1 c, the rainwater that flows into the recess 26, passes through the eaves unit side opening 32, and is introduced into the eaves unit side closed space 108 flows through the eaves unit side bottom surface portion 104. , Flows to the connecting member 2b. Similarly, in the eaves unit 1b, rainwater that has flowed through the eaves unit side bottom surface 104 flows to the connecting member 2a.
At this time, since the connecting member 2b communicates with the eaves-cabinet unit side closed space 108 which each adjacent eaves-eave unit 1a, 1b communicates, the rainwater flowing to the connecting member 2b is provided in the eaves-eave unit 1b. It flows to the bottom unit 104 on the heel side. Similarly, the rainwater that has flowed to the connecting member 2a flows to the eaves bowl unit side bottom surface portion 104 of the eaves bowl unit 1a.

In addition, in the eaves unit 1c, after flowing into the recess 26, the rainwater flowing through the recess 26 toward the eaves unit 1b without passing through the eaves unit side opening 32 flows to the connecting member 2b. Similarly, in the eaves unit 1b, rainwater that has flowed through the recess 26 toward the eaves unit 1a without passing through the eaves unit side opening 32 flows to the connecting member 2a.
At this time, the connecting member side opening 38 of the connecting member 2 communicates the connecting member side closed space 110 and the recess 26.

For this reason, the rainwater that flows through the recess 26 toward the eaves unit 1b and flows into the connecting member 2b passes through the connecting member side opening 38 of the connecting member 2b, and the eaves unit side bottom surface portion 104 included in the eaves unit 1b. To flow. Similarly, the rainwater that flows through the recess 26 toward the eaves unit 1a and flows to the connecting member 2a passes through the connecting member side opening 38 of the connecting member 2a, and the eaves unit side bottom surface portion 104 included in the eaves unit 1a. To flow.
Rainwater that flows into the recessed portion 26 and is introduced into the connecting member side closed space 110 and flows through the eaves bowl unit side bottom surface part 104 provided in the eaves bowl unit 1 a falls to the ground surface S through the drain elbow 20.

Therefore, in the eaves ridge 4 of the present embodiment, the eaves unit side rear surface portion 100, the eaves ridge unit side upper surface portion 102, the eave ridge unit side bottom surface portion 104, and the eave ridge unit side front surface portion included in the eaves ridge unit 1 are provided. 106 is integrally formed to form a hollow closed cross-section.
For this reason, it is easy to ensure the rigidity of the eaves unit 1 even when a resin material that can be easily molded is used without using a highly rigid material such as a metal material. 1 is easy to mold.
As a result, since the manufacturing cost of the eaves unit 1 can be reduced, the manufacturing cost of the eaves unit 4 can be reduced.

Further, in the eaves ridge 4 of the present embodiment, the eaves ridge unit-side front surface portion 106 has rainwater flowing along the eave ridge unit-side upper surface portion 102, and the concave portions of the upper protrusion portion 28 and the lower protrusion portion 30. The inflow part 22 into which the rainwater which flows along the 26 side flows in, and the introducing | transducing part 24 which introduces the rainwater which flowed into the inflow part 22 into the eaves unit side closed space 108 are provided.
For this reason, rainwater flowing along the eaves unit side upper surface portion 102 and rainwater flowing along the recesses 26 side of the upper protrusion 28 and the lower protrusion 30 are introduced into the eaves unit 1. It becomes possible to do.

As a result, the rainwater that flows along the eaves unit side upper surface portion 102 and flows into the recess 26, and the rainwater that flows along the recess 26 side of the upper protrusion 28 and the lower protrusion 30 and flows into the recess 26, It is possible to suppress jumping out of the eaves unit 1 and to reduce the proportion of rainwater that directly falls on the ground surface S after flowing through the eaves unit 1.
Furthermore, in the eaves cage 4 of this embodiment, at least a part of the inflow portion 22 protrudes toward the eaves unit side rear surface portion 100 side, and the recess 26 extends along the width direction of the outer wall surface 12. An upper protrusion 28 that is continuous with the upper surface 102 of the eaves unit side and the upper end side of the recess 26, an outer wall surface that is continuous with the lower end side of the recess 26 and the eaves unit side bottom surface 104, and is more than the upper protrusion 28. 12 is provided with a lower protrusion 30 protruding in a direction away from 12.

For this reason, rainwater that flows along the eaves unit side upper surface portion 102 and flows into the recess 26, and rainwater that flows along the recess 26 side of the upper protrusion 28 and the lower protrusion 30 and flows into the recess 26, It is possible to suppress jumping out of the recess 26 over the lower protrusion 30.
As a result, after flowing through the eaves unit 1, it becomes possible to reduce the proportion of rainwater that falls directly on the ground surface S.
In the eaves cage 4 of the present embodiment, the introduction portion 24 has an eaves unit side opening 32 that penetrates the recess 26 and communicates with the eaves unit side closed space 108.
For this reason, rainwater flowing into the inflow portion 22 is introduced into the eaves unit side closed space 108 through the eaves unit side opening 32.
As a result, the entry of foreign matter such as fallen leaves into the eaves unit side closed space 108 is suppressed, and rainwater can flow smoothly inside the eaves unit 1.

Further, in the eaves cage 4 of the present embodiment, the lower protrusion 30 protrudes in a direction away from the outer wall surface than the upper protrusion 28, and the lower end side of the recess 26 is separated from the lower protrusion 30. As it is inclined, it is inclined upward.
For this reason, it is possible to increase the difference in height between the lower end side of the recess 26 and the lower protrusion 30, rainwater flowing along the eaves unit side upper surface 102 and flowing into the recess 26, and the upper protrusion 28. The rainwater flowing along the recess 26 side of the lower protrusion 30 and flowing into the recess 26 is prevented from jumping out of the recess 26 over the lower protrusion 30.

As a result, after flowing through the eaves unit 1, it becomes possible to reduce the proportion of rainwater that falls directly on the ground surface S.
Moreover, if it is the eaves basket 4 of this embodiment, the connection member 2 is set as the structure provided with the main-body part 34 and the engaging part 36, and the connecting part side rear surface part 36a with which the engaging part 36 is provided, connection The member side upper surface portion 36b, the connecting member side bottom surface portion 36c, and the connecting member side front surface portion 36d are integrally formed to form a hollow closed cross section.
For this reason, it is easy to ensure the rigidity of the connecting member 2 even when using a resin material that is easy to mold without using a highly rigid material such as a metal material. Molding becomes easy.
As a result, since the manufacturing cost of the connecting member 2 can be reduced, the manufacturing cost of the eaves 4 can be reduced.

Further, in the eaves bowl 4 of the present embodiment, the connecting member 2 has a connecting member side opening 38 that allows the connecting member side closed space 110 and the recess 26 to communicate with each other.
For this reason, even if the rainwater that has flowed into the recess 26 moves to the end of the eaves unit 1 without passing through the eaves unit side opening 32, the rainwater passes through the connection member side opening 38 and becomes a connecting member. It flows into the side closed space 110.
As a result, it is possible to introduce rainwater that has flowed into the recess 26 into the eaves unit 1 and to prevent the rainwater that has flowed into the recess 26 from jumping out of the eaves unit 1. Therefore, it is possible to reduce the ratio of rainwater that directly falls on the ground surface S after flowing through the eaves unit 1.

  In the eaves bowl 4 of the present embodiment, the inflow portion 22 includes the concave portion 26, the upper protruding portion 28, and the lower protruding portion 30, but is not limited thereto. For example, the inflow portion 22 may have a configuration in which only the concave portion 26 is formed in the eaves unit-side front surface portion 106. However, as in the eaves bowl 4 of the present embodiment, the inflow portion 22 includes a recess 26, an upper protrusion 28, and a lower protrusion 30. The rainwater that flows along the concave portion 26 after flowing along the concave portion 26 and the rainwater that flows along the concave portion 26 side of the upper protruding portion 28 and the lower protruding portion 30 passes over the lower protruding portion 30. Since jumping out of the recessed part 26 can be suppressed, it is preferable.

Moreover, in the eaves basket 4 of this embodiment, although the introduction part 24 was set as the structure which has the eaves unit side opening part 32, it is not limited to this, For example, the introduction part 24 is made into a recessed part. A space may be provided in 26, and the space may be formed by covering the space with a net.
Furthermore, in the eaves bowl 4 of the present embodiment, the lower end side of the recess 26 is inclined so as to go upward as it is away from the lower protrusion 30, but the present invention is not limited to this. For example, the lower end side of 26 may be inclined so as to go downward as it moves away from the lower protrusion 30. However, as in the eaves bowl 4 of this embodiment, the lower end side of the recess 26 is inclined so as to go upward as the distance from the lower protrusion 30 increases. This is preferable because the height difference from the side protrusion 30 can be increased.

Moreover, in the eaves 4 of this embodiment, although the building 6 was made into the house which has the roof 8 inclined with respect to the ground surface S, it is not limited to this, For example, FIG. As shown, the house may have a roof 8 parallel to the ground surface S. FIG. 7 is a diagram illustrating a modification of the present embodiment.
Moreover, in the eaves bowl 4 of this embodiment, although the connection member 2 was set as the structure which has the connection member side opening part 38, it is not limited to this, The connection member 2 is a connection member side opening. It is good also as a structure which does not have the part 38. FIG. However, as in the eaves bowl 4 of the present embodiment, the connection member 2 has the connection member side opening 38, so that the rainwater that has flowed into the recess 26 can be introduced into the eaves unit 1. Since it can be introduced, it is preferable.

  Further, in the eaves basket 4 of this embodiment, the main body 34 includes the eaves unit side rear surface part 100, the eaves unit side upper surface part 102, the eaves unit side bottom part 104, and the eaves unit side front part 106. Although it covered from the outer side of the eaves unit 1, and the engaging part 36 was set as the inside of the eaves eaves unit 1, it was not limited to this. That is, for example, as shown in FIG. 8, the main body portion 34 is formed into a shape that also functions as the engaging portion 36, and the main body portion 34 is disposed inside the eaves ridge unit 1 and is adjacent to the eaves ridge. The unit 1 may have a configuration in which the internal space of the eaves bowl unit 1 communicates with the end part of the eaves bowl unit 1. In addition, FIG. 8 is a figure which shows the modification of this embodiment.

  Moreover, in the eaves cage 4 of this embodiment, although the introduction part 24 was set as the structure which has the some eaves unit side opening part 32, it is not limited to this, The introduction part 24 is eaves part. It is good also as a structure which has only one heel unit side opening part 32. FIG. Similarly, the connection member 2 may be configured to have only one connection member side opening 38.

It is a figure which shows the state which has arrange | positioned the eaves formed by connecting the eaves unit of this embodiment with the connection member at the eaves edge of a building. It is the II-II sectional view taken on the line of FIG. FIG. 3 is a view taken along line III in FIG. 2. FIG. 4 is an enlarged view of a range surrounded by a circle IV in FIG. 1. It is a perspective view which shows the state which decomposed | disassembled the eaves basket. It is a perspective view which shows a closure member. It is a figure which shows the modification of this embodiment. It is a figure which shows the modification of this embodiment. It is a perspective view which shows the eaves bowl and eaves bowl unit of a prior art example. It is a perspective view which shows the eaves bowl of a prior art example. It is the XI-XI sectional view taken on the line of FIG.

Explanation of symbols

1 eaves unit 2 connecting member 4 eaves 6 building 8 roof 12 building outer wall surface 22 inflow portion 24 introduction portion 26 recess portion 28 upper protruding portion 30 lower protruding portion 32 eaves unit side opening portion 34 main body portion 36 engaging portion 36a Connecting member side rear surface portion 36b Connecting member side upper surface portion 36c Connecting member side bottom surface portion 36d Connecting member side front surface portion 38 Connecting member side opening portion 100 Eaves unit side rear surface portion 102 Eaves unit side upper surface portion 104 Eaves unit side bottom surface Part 106 eaves unit side front surface 108 eaves unit side closed space 110 connecting member side closed space 112 closing member side rear surface portion 114 closing member side upper surface portion 116 closing member side bottom surface portion 118 closing member side front surface portion S ground surface

Claims (5)

An eaves unit that forms an eaves arranged at the edge of the building,
On the eave ridge unit side rear surface portion arranged on the outer wall surface side of the building, on the eave ridge unit side upper surface portion continuous with the upper end side of the eave ridge unit side rear surface portion, and on the lower end side of the eave ridge unit side rear surface portion. A continuous eave ridge unit side bottom surface, the eave ridge unit side top surface portion, and the eave ridge unit side bottom surface portion, and disposed between the eave ridge unit side top surface portion and the eave ridge unit side bottom surface portion. An eaves unit side front portion,
The eaves ridge unit side rear surface portion, the eave ridge unit side upper surface portion, the eave ridge unit side bottom surface portion and the eave ridge unit side front surface portion are integrally formed to form a hollow closed cross section,
The front part of the eaves unit side includes an inflow part into which a liquid flowing along the upper part of the eaves unit side flows, a rear surface part of the eaves unit side, the upper part of the eaves unit side, and the eaves unit An eaves unit comprising: an eaves unit side closed space formed by a side bottom surface part and the eaves unit side front surface part; and an introduction unit that introduces the liquid flowing into the inflow part. The inflow portion has at least a portion protruding toward the rear surface portion side of the eaves ridge unit and extending along the width direction of the outer wall surface, an upper surface portion of the eave ridge unit side, and an upper end side of the recess An upper projecting portion that is continuous, and a lower projecting portion that is continuous with the lower end side of the concave portion and the bottom surface of the eaves ridge unit,
The introduction part is formed of one or more eaves unit side openings that penetrate the recess and communicate with the eaves unit side closed space;
The upper protrusion is formed so as to smoothly continue the upper surface side of the eaves unit side and the upper end side of the recess,
The eaves unit according to claim 1, wherein the lower protrusion protrudes in a direction away from the outer wall surface than the upper protrusion.   3. The eaves unit according to claim 2, wherein a lower end side of the concave portion is inclined so as to go upward as the distance from the lower protrusion portion increases. An eaves bag formed by connecting adjacent eaves units according to any one of claims 1 to 3 with a connecting member,
The connecting member is formed in a shape that follows the outer contour of the eaves ridge unit, and communicates with the eaves-unit-side closed spaces of the adjacent eave ridge units, and is integrated with the main body unit. An engagement portion that is molded and engages with an end portion of the eaves ridge unit,
The engaging portion opposes the connecting member side rear surface portion facing the eave ridge unit side rear surface portion, the connecting member side upper surface portion facing the eave ridge unit side upper surface portion, and the eave ridge unit side bottom surface portion. A connecting member-side bottom surface portion, and a connecting member-side front surface portion facing the eaves-unit-side front surface portion,
The eaves bowl, wherein the connecting member side rear surface portion, the connecting member side upper surface portion, the connecting member side bottom surface portion, and the connecting member side front surface portion are integrally formed to form a hollow closed cross section.   The connecting member communicates the inflow portion with a connecting member side closed space formed by the connecting member side rear surface portion, the connecting member side upper surface portion, the connecting member side bottom surface portion, and the connecting member side front surface portion. Or the eaves bowl of Claim 4 which has a 2 or more connection member side opening part.

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